Home / 126,243.50-174,216.62-69,654.87

Finding the Fourth Proportional to 126,243.50, 174,216.62 and 69,654.87

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Solution

The fourth proportional to 126,243.50, 174,216.62 and 69,654.87 is: 96,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,243.50 : 174,216.62 = 69,654.87 : x
  2. Step 2: Convert to fraction form
    126,243.50/174,216.62 = 69,654.87/x
  3. Step 3: Cross multiply
    126,243.50x = 174,216.62 × 69,654.87
  4. Step 4: Simplify right side
    126,243.50x = 12,135,036,192.08
  5. Step 5: Solve for x
    x = 12,135,036,192.08/126,243.50
  6. Step 6: Final answer
    x = 96,124.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.